Results 81 to 90 of about 24,647,880 (243)

Dynamic Behaviors and the Equivalent Realization of a Novel Fractional-Order Memristor-Based Chaotic Circuit

open access: yesComplexity, 2018
This paper proposed a novel fractional-order memristor-based chaotic circuit. A memristive diode bridge cascaded with a fractional-order RL filter constitutes the generalized fractional-order memristor.
Ningning Yang   +4 more
doaj   +1 more source

Parameter Identification of Fractional Order Chaotic System via Opposition Based Learning Bare-Bones Imperialist Competition Algorithm

open access: yesInternational Journal of Computational Intelligence Systems, 2020
In this paper, a new method is proposed to identify the parameters of fractional order chaotic system. The parameter identification is achieved by minimizing the mean square error between the states of original fractional chaotic system and those of the ...
Ting You   +3 more
doaj   +1 more source

Human Movement Recognition in Dancesport Video Images Based on Chaotic System Equations

open access: yesAdvances in Mathematical Physics, 2021
This paper presents an in-depth study and analysis of human action recognition in dancesport video images through chaotic system equations. A novel fractional-order chaotic system model with hidden multistability is constructed.
Yongtai Sun, Jingdong Chen
doaj   +1 more source

Spontaneous Cyclic Levitation of Glycerol‐Water Droplets at Low Pressures

open access: yesAdvanced Science, EarlyView.
Under low pressure, a minute glycerol addition transforms the chaotic dynamics of freezing water droplets into cyclic levitation. Freeze‐concentration preserves liquid pathways that relax expansion‐induced stress, while freezing point depression weakens asymmetric vaporization recoil.
Chen Xu   +10 more
wiley   +1 more source

Control and stability on chaotic convection in porous media with time delayed fractional orders

open access: yesAdvances in Difference Equations, 2017
In this paper, we study the effect of time delay and the scaled Rayleigh number on chaotic convection in porous media with fractional order. The stability analysis for different fractional-order cases is investigated and the effective chaotic range of ...
Khaled Moaddy
doaj   +1 more source

A Novel Random Number Generator Based on Fractional Order Chaotic Chua System

open access: yesElektronika ir Elektrotechnika, 2020
One of the practical applications of chaotic systems is the design of a random number generator. In the literature, generally random number generators are designed using discrete time chaotic systems.
Fatih Ozkaynak
doaj   +1 more source

Solvent‐Free Synthesis of Ultrabright Carbon Dots With Near‐Unity Quantum Yield for High‐Performance Light‐Emitting Diodes

open access: yesAdvanced Science, EarlyView.
A rational, solvent‐free synthesis utilizing 2,6‐diaminonaphthalene produces ultrabright green‐emissive carbon dots. Regulated by a self‐limiting oxidative capping mechanism, excitons undergo ultrafast intra‐particle funneling from the nitrogen‐doped carbon core to emissive surface traps.
Hyeonjin Park   +8 more
wiley   +1 more source

The Analysis and Application on a Fractional-Order Chaotic System [PDF]

open access: yes, 2014
An integral-order hyperchaotic system with four-dimension is expanded to be a fractional-order system whose chaotic behaviors are analyzed, Firstly, based on the stability theory of fractional-order linear system and the thinking of tracking control, a ...
Qian, Ye, Liu, liang Ling
core   +1 more source

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu   +5 more
wiley   +1 more source

Synchronization results of fractional-order Lü chaotic system.

open access: yes, 2018
The motion curves of each state of the fractional-order Lü chaotic driving system and response system when the control action is added at t = 10 s.
Feng Guo (180529)   +3 more
core   +1 more source

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